Que es un grupo Control y para que
te sirve

English: Control group, the standard to which comparisons are made in an experiment. Many experiments are designed to include a control group and one or more experimental groups; in fact, some scholars reserve the term experiment for study designs that include a control group.

Espanol: Grupo de control, el estándar con el que se hacen las comparaciones en un experimento. Muchos experimentos están diseñados para incluir un grupo de control y uno o más grupos experimentales; de hecho, algunos académicos reservan el término experimento para diseños de estudio que incluyen un grupo de control.

Explanation:

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read the following texts. text 1 electoral marketing consists of implementing integrated political marketing and social communication techniques, in order to gain the approval and sympathy of the society, building a solid image of the candidate and being able to transmit reliability and safety to the population by raising its concept at the level of public opinion. therefore, electoral marketing is concerned with the formation of the image in the short term. catarin, roberto bianchi. electoral propaganda in media democracy: the victory of emotion in the 2014 presidential election in brazil. 2016. dissertation (masters in communication) - school of communication, education and humanities, methodist university of são paulo, são paulo, 2016 (158 p.)